\begin{table}[htbp]\centering
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\caption{Health outcome at the child level -- Averaged z-score indices}
\begin{tabular}{l*{5}{c}}
\toprule
                    &\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}&\multicolumn{1}{c}{(3)}&\multicolumn{1}{c}{(4)}&\multicolumn{1}{c}{(5)}\\
                    &\multicolumn{1}{c}{\textbf{\begin{tabular}[c]{@{}c@{}}Health outcomes\\index\end{tabular}}}&\multicolumn{1}{c}{\textbf{\begin{tabular}[c]{@{}c@{}}Weight/Age\\0-18 months\end{tabular}}}&\multicolumn{1}{c}{\textbf{\begin{tabular}[c]{@{}c@{}}MUAC\\0-18 months\end{tabular}}}&\multicolumn{1}{c}{\textbf{\begin{tabular}[c]{@{}c@{}}Weight/Age\\18-36 months\end{tabular}}}&\multicolumn{1}{c}{\textbf{\begin{tabular}[c]{@{}c@{}}MUAC\\18-36 months\end{tabular}}}\\
\midrule
Full treatment      &      -0.003   &      -0.000   &      -0.015   &       0.004   &       0.017   \\
                    &     (0.027)   &     (0.048)   &     (0.047)   &     (0.031)   &     (0.028)   \\
Constant            &      -0.510***&       0.006   &       0.007   &      -0.463***&      -0.640***\\
                    &     (0.022)   &     (0.037)   &     (0.037)   &     (0.027)   &     (0.019)   \\
\midrule
N                   &       4,930   &       2,140   &       2,140   &       2,790   &       2,790   \\
R$^{2}$             &       0.112   &       0.018   &       0.018   &       0.225   &       0.346   \\
Adjusted p-value (FT)&       0.900   &       0.993   &       0.993   &       0.993   &       0.993   \\
\bottomrule
\end{tabular}
\end{table}
